Hourly Weather Forecast - Lemont, IL

12 AM
26°F
0%
3mph
ENE
Partly Cloudy
Humidity
78%
Feels like
22°F
Dew Point
20°F
1 AM
26°F
0%
4mph
ENE
Partly Cloudy
Humidity
80%
Feels like
22°F
Dew Point
21°F
2 AM
25°F
0%
4mph
E
Partly Cloudy
Humidity
78%
Feels like
21°F
Dew Point
19°F
3 AM
24°F
0%
4mph
E
Partly Cloudy
Humidity
78%
Feels like
20°F
Dew Point
18°F
4 AM
24°F
0%
4mph
E
Mostly Clear
Humidity
76%
Feels like
19°F
Dew Point
17°F
5 AM
25°F
0%
4mph
E
Mostly Clear
Humidity
69%
Feels like
21°F
Dew Point
17°F
6 AM
27°F
0%
4mph
E
Mostly Clear
Humidity
61%
Feels like
23°F
Dew Point
16°F
6:25 AM
7 AM
30°F
0%
4mph
ESE
Mostly Sunny
Humidity
56%
Feels like
25°F
Dew Point
16°F
8 AM
32°F
0%
5mph
ESE
Sunny
Humidity
52%
Feels like
27°F
Dew Point
16°F
9 AM
35°F
0%
6mph
ESE
Sunny
Humidity
48%
Feels like
29°F
Dew Point
17°F
10 AM
37°F
0%
6mph
ESE
Sunny
Humidity
44%
Feels like
32°F
Dew Point
18°F
11 AM
39°F
0%
6mph
SE
Mostly Sunny
Humidity
42%
Feels like
35°F
Dew Point
19°F
12 PM
41°F
0%
6mph
SE
Mostly Sunny
Humidity
42%
Feels like
37°F
Dew Point
20°F
1 PM
43°F
0%
5mph
SE
Partly Cloudy
Humidity
44%
Feels like
40°F
Dew Point
22°F
2 PM
44°F
0%
5mph
SE
Partly Cloudy
Humidity
47%
Feels like
41°F
Dew Point
25°F
3 PM
44°F
0%
4mph
SE
Mostly Cloudy
Humidity
49%
Feels like
42°F
Dew Point
26°F
4 PM
44°F
0%
4mph
SE
Mostly Cloudy
Humidity
51%
Feels like
42°F
Dew Point
27°F
5 PM
43°F
0%
3mph
ESE
Mostly Cloudy
Humidity
53%
Feels like
41°F
Dew Point
27°F
5:43 PM
6 PM
41°F
0%
3mph
ESE
Partly Cloudy
Humidity
57%
Feels like
41°F
Dew Point
27°F
7 PM
39°F
0%
2mph
E
Partly Cloudy
Humidity
60%
Feels like
39°F
Dew Point
27°F
8 PM
38°F
0%
3mph
E
Partly Cloudy
Humidity
64%
Feels like
38°F
Dew Point
27°F
9 PM
37°F
0%
2mph
E
Partly Cloudy
Humidity
69%
Feels like
37°F
Dew Point
28°F
10 PM
36°F
0%
2mph
E
Partly Cloudy
Humidity
74%
Feels like
36°F
Dew Point
29°F
11 PM
36°F
0%
2mph
ESE
Mostly Cloudy
Humidity
79%
Feels like
36°F
Dew Point
30°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide